Sterilizer



FIG. 1 is a top, front and right side perspective view of a sterilizer showing my new design;

FIG. 2 is a bottom, rear and right side perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a front elevational view thereof;

FIG. 9 is an enlarged view of portion 9 in FIG. 1; and,

FIG. 10 is an enlarged view of portion 10 in FIG. 1.

The broken lines in the drawings illustrate portions of the sterilizer which form no part of the claimed design. 

CLAIM The ornamental design for a sterilizer, as shown and described. 